Shoe sole element



FIG. 1 is a perspective view of a shoe sole element showing my new design;

FIG. 2 is a bottom plan view thereof; and,

FIG. 3 is a rear elevational view thereof.

The broken line showing of a child's shoe, including the sole, is environmental only, and forms no part of the claimed design. The child's shoe sole element of my new design is not seen in front, side or top views. 

The ornamental design for a shoe sole element, as shown and described. 